/ Thesaurus / A Synonyms of alveolar ectasia Find synonyms for: Noun1. alveolar ectasia, ectasia, ectasisusage: abnormal enlargement of the air sacs in the lungsWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language